14240140431 has 24 divisors (see below), whose sum is σ = 21121336320. Its totient is φ = 8526389520.

The previous prime is 14240140391. The next prime is 14240140471. The reversal of 14240140431 is 13404104241.

14240140431 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (14240140391) and next prime (14240140471).

It is not a de Polignac number, because 14240140431 - 2¹⁷ = 14240009359 is a prime.

It is a super-2 number, since 2×14240140431² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14240140471) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 206191 + ... + 266448.

It is an arithmetic number, because the mean of its divisors is an integer number (880055680).

Almost surely, 2^14240140431 is an apocalyptic number.

14240140431 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

14240140431 is a deficient number, since it is larger than the sum of its proper divisors (6881195889).

14240140431 is a wasteful number, since it uses less digits than its factorization.

14240140431 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 472747 (or 472736 counting only the distinct ones).

The product of its (nonzero) digits is 1536, while the sum is 24.

Adding to 14240140431 its reverse (13404104241), we get a palindrome (27644244672).

The spelling of 14240140431 in words is "fourteen billion, two hundred forty million, one hundred forty thousand, four hundred thirty-one".